136 	struct xpc_registration *registration;  in xpc_connect()  local
146 	registration = &xpc_registrations[ch_number];  in xpc_connect()
148 	if (mutex_lock_interruptible(&registration->mutex) != 0)  in xpc_connect()
152 	if (registration->func != NULL) {  in xpc_connect()
153 		mutex_unlock(&registration->mutex);  in xpc_connect()
158 	registration->entry_size = XPC_MSG_SIZE(payload_size);  in xpc_connect()
159 	registration->nentries = nentries;  in xpc_connect()
160 	registration->assigned_limit = assigned_limit;  in xpc_connect()
161 	registration->idle_limit = idle_limit;  in xpc_connect()
162 	registration->key = key;  in xpc_connect()
163 	registration->func = func;  in xpc_connect()
165 	mutex_unlock(&registration->mutex);  in xpc_connect()
190 	struct xpc_registration *registration;  in xpc_disconnect()  local
194 	registration = &xpc_registrations[ch_number];  in xpc_disconnect()
201 	mutex_lock(&registration->mutex);  in xpc_disconnect()
204 	if (registration->func == NULL) {  in xpc_disconnect()
205 		mutex_unlock(&registration->mutex);  in xpc_disconnect()
210 	registration->func = NULL;  in xpc_disconnect()
211 	registration->key = NULL;  in xpc_disconnect()
212 	registration->nentries = 0;  in xpc_disconnect()
213 	registration->entry_size = 0;  in xpc_disconnect()
214 	registration->assigned_limit = 0;  in xpc_disconnect()
215 	registration->idle_limit = 0;  in xpc_disconnect()
220 	mutex_unlock(&registration->mutex);  in xpc_disconnect()